1400400120131 has 8 divisors (see below), whose sum is σ = 1444056599328. Its totient is φ = 1357196040000.

The previous prime is 1400400120109. The next prime is 1400400120149. The reversal of 1400400120131 is 1310210040041.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1400400120131 is a prime.

It is a super-2 number, since 2×1400400120131² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1400400120191) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 113093480 + ... + 113105861.

It is an arithmetic number, because the mean of its divisors is an integer number (180507074916).

Almost surely, 2^{1400400120131} is an apocalyptic number.

1400400120131 is a deficient number, since it is larger than the sum of its proper divisors (43656479197).

1400400120131 is a wasteful number, since it uses less digits than its factorization.

1400400120131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226199533.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 1400400120131 its reverse (1310210040041), we get a palindrome (2710610160172).

The spelling of 1400400120131 in words is "one trillion, four hundred billion, four hundred million, one hundred twenty thousand, one hundred thirty-one".